Which among the following has lowest negative electron gain enthalpy?
Cl
Br
O
S

Which of the following has the highest negative electron gain entahlpy ?

S has more negative electron gain enthalpy than O why ?

Which of the following will have the most negative electron gain enthalpy and which the least negative? O, S, F and CI . Explain.

Which of the following will have the most negative electron gain enthalpy and which the least negative? P, S, Cl, F . Explain your answer.

Which of the following will have the most negative electron gain enthalpy and which have the least negative? P, S, Cl, F . Explain your answer.

Which of the following will have the most negative electron gain enthalpy and which the least negative? P, S, Cl, F . Explain your answer.

Which among the following elements will have a positive electron gain enthalpy ? B, C, N, O.

Which among the following has highest hydration enthalpy?

Which of the following is correct for electron gain enthalpy (with -ve sign) of halogens?

Statement-1: Second electron gain enthalpy of halogens is always positive. Statement-2: Fluorine has most negative electron gain enthalpy.